From the always epic National Geographic youtube stream. From the always epic National Geographic youtube stream.
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By Miriam Goldstein, on  October 23rd, 2011  3 comments  Ecology, Microbes  bioluminescence, dinoflagellates, Lingulodinium polyedrum, Noctiluca, Peter Franks, Predation, red tide, Scripps GET IN MAH BELLY! These huge predatory dinoflagellates have consumed smaller bioluminescent dinoflagellates. The red tide that has lit San Diego for several weeks is ending in a microscopic bloodbath. The above photo was taken by Linsey Sala, the manager of the Pelagic Invertebrates Collection at Scripps Institution of Oceanography. She writes: This image was . . . → Read More: San Diego red tide eaten alive by single-celled predator
By Dr. M, on July 12th, 2011 Leave a comment Adaptations, Biodiversity anemones, nudibranchs, Predation, revolution, Sea Slugs From van der Meij and Reijnen (2011) Fig. 1 a–e The unsuccessful attempt of an edwardsiid sea anemone to feed on a Nembrotha lineolata. f A non-responsive Phyllidia ocellata caught by the tentacles of an edwardsiid sea anemone You may not realize that those unassuming slugs of the oceans, nudibranchs, are voracious predators in hiding. . . . → Read More: Anemones Fight Back Against Their Opressors
By Dr. M, on July 8th, 2011 2 comments Adaptations, Biodiversity, TGIF: Pictures & Movies Cnidaria, feeding, pneumatophore, Polyp, Portugese Man-O-Ware, Predation, zooids Despite being stung by one of them on a Gulf beach as a kid, Portugese Man-O-War’s are still one of my favorite organisms. Hat tip to @echinoblog for the link to this video of a Portugese Man-O-War capturing a fish. Remember this species is colonial and made of four different polyps or zooids, working . . . → Read More: TGIF: Portuguese Man-O-War Feeding
By Dr. M, on January 30th, 2011 5 comments Adaptations, Biodiversity, Cephalopods! Architeuthis, body size, Giant Squid, mantle, Predation, Reproduction, siphon, squid In the following post I will enumerate the many ways in which current science repeatedly demonstrates that giant squids are awesomesauce. Awesome: (adj) amazing, awe-inspiring, awful, awing (inspiring awe or admiration or wonder) “New York is an amazing city”; “the Grand Canyon is an awe-inspiring sight”; “the awesome complexity of the universe”; “this sea, whose gently awful stirrings seem to . . . → Read More: From The Editor’s Desk: Giant Squid=Awesomesauce
By Miriam Goldstein, on December 14th, 2010 6 comments Biodiversity Antarctica, Clione, Doctor Who, Limacina, Mollusc, Predation “Don’t blink. Blink and you’re dead. Don’t turn your back. Don’t look away. And don’t blink.” – The Doctor The Weeping Angels are the monster of the week in one of my very favorite Doctor Who episodes. They look like saccharine angel statues…until they strike. The Weeping Angels could very well have been modeled . . . → Read More: Angels in Antarctica
By Dr. M, on December 1st, 2010 2 comments Cephalopods!, Ecology, Evolution, Paleobiology, Paleobiology ammonite, Cephalopod, fossil, Predation, predator New work in the Proceedings of the Yorkshire Geological Society indicates that ammonites were likely preyed upon beaked squids. The Chamouth Mudstone Formation on the British Coast is famous for its ammonite fauna from 183-195 million years ago. Twenty percent of the ammonites were found to have damage toward the rear of shell. This spot . . . → Read More: Cephalopod on Cephalopod Crime
By Dr. M, on September 6th, 2010 2 comments Adaptations, Biodiversity, Cephalopods!, Ecology, Evolution, Mating & Reproduction acoustic, adaptation, Cephalopod, ear, echinoderms, evolution, Gastropod, Geerat Vermeij, Mollusc, Morphology, Predation, RB Editor's Selection, reprodcution, sensory, shell, Sound Why don’t animal’s use wheels in locomotion? Why aren’t blue whales bigger? Why are there no freshwater starfish? Why are there no tree dwelling cephalopods? Why can’t my dog make a decent cocktail? These are the kinds of questions that intrigue me. Apparently I am not alone. Geerat Vermeij’s new paper “Sound reasons for silence: . . . → Read More: If Molluscs Could Communicate What Would They Say?
By Kevin Zelnio, on May 24th, 2010 5 comments Adaptations, Cephalopods!, Fish, Mating & Reproduction, New Research Colossal Squid, Etmopterus spinax, Heliocidaris erythrogramma, Lantern Shark, Predation, Sea Urchin, Selection, sperm, The Tide Pool An occasional series where I briefly report 3 new studies and tell you why they are cool! ———————————- Oxygen consumption rates for various squids as a property of mass. How could not think of the colossal squid as a voracious hunter of the deep?? Contrary to popular opinion Rosa and Seibel argue that “… the . . . → Read More: The Tide Pool: Slow Colossal Squid?, Lantern Shark’s Light Switch, Longer is Faster (in Sperm)
By Kevin Zelnio, on October 28th, 2009 5 comments Cephalopods!, Megavertebrate Giant Squid, Predation, sperm whale, Tony Wu Finally, the amazing underwater photographer Tony Wu caught a sperm whale with a piece of giant squid caught between its teeth. Must see pics! I’m not sure of the copyright status of the images so I will play it safe and just refer you to the exclusive story on the Daily Mail. One of the . . . → Read More: Sperm Whale Caught with Giant Squid Snack Between Teeth
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